(19)

(11)

EP 2 404 111 A1

(12)

(43) Date of publication: 11.01.2012 Bulletin 2012/02 (21) Application number: 10748380.2 (22) Date of filing: 08.02.2010

(51) International Patent Classification (IPC):  F23C 10/04(2006.01) F23L 7/00(2006.01) F23C 10/18(2006.01) (86) International application number: PCT/FI2010/050075 (87) International publication number: WO 2010/100324 (10.09.2010 Gazette 2010/36)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 06.03.2009 FI 20095220 (71) Applicant: Metso Power Oy 33900 Tampere (FI)	(72) Inventor: VARONEN, Mikko FI-33610 Tampere (FI) (74) Representative: Kurra, Sirpa Eliina et al Forssén & Salomaa Oy Lautatarhankatu 8 B 00580 Helsinki 00580 Helsinki (FI)